Minio is an object storage server built for cloud applications and DevOps. Minio is S3 compatible and provides an open source alternative to AWS S3. You can download and install Minio pretty quickly. Minio also provides official Docker image. For further details, check out Minio documentation website.
This is a companion discussion topic for the original entry at https://rocket.chat/docs/administrator-guides/file-upload/minio/